2014年6月15日星期日

Silane moisure scavengers



Silane are bifunctional molecules that possess dual reactivity and act as surface resin modifier,silane adhesion promoters,silane crosslinkers and silane moisure scavengers in many different industrial applications.The properties and effects of silanes are defined by their molecular structure:

Y-(CH2)n-Si(OX)3

Y=organofunctional group,OX=silicon-functional group(alkoxy),n=0 or 3.

The organofunctional group Y links with the polymer resin.This group must be chosen carefully to ensure maximum compatibility with the polymer resin of choice.
The silicon-functional groups OX,usually alkoxy groups,must be hydrolyzed to silanols(Si-OH) first before they can bond to the substrate or crosslink.

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